# Operator complexity: a journey to the edge of Krylov space

> Research article (Journal of High Energy Physics, 2021) · cited 187× · AI/ML

**Wikidata**: [openalex:W3083018415](https://www.wikidata.org/wiki/openalex:W3083018415)  
**Source**: https://4ort.xyz/entity/operator-complexity-a-journey-to-the-edge-of-krylov-space